Belgian Shepherds come in four varieties: 1  the Belgian Groenendael (longhaired black) 2  the Belgian Tervuren (longhaired fawn/mahogany) 3  the Belgian Malinois (shorthaired fawn/mahogany)  the Belgian Laekenois (roughhaired fawn)
Depression causes lack of appetite. The cat will be less active, sleep more, will be aggressive, easily irritable and sometimes extremely vocal. Depression may be caused by loss, lack of attention from the owner, hormonal imbalance or a disease. Depression can be treated with mild antidepressants.
credit: parrus/iStock/Getty Images. Feline anorexia is classified as a sustained lack of appetite in cats. It occurs when your cat stops eating for an extended period of time, usually more than 24 hours in adult cats or 12 hours in kittens, according to the Cornell University College of Veterinary Medicine website.